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yes, in fact that is how my uncle died, he was in the hot sun fishing, then went swimming, and the contrast from heat to cold can stop your heart
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∙ 14y ago
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How is heat being transfered when you place your finger in the cold beaker why?
If the beaker has a cold water, or something else cold, in it than the heat that is in our finger will run out of you finger into the cold water. This leaves your finger 'empty' of heat, giving you the sensation of being cold. You need to remember that only heat moves. When you are cold you wear a jumper that keeps the heat in your body, not keep the cool out.
What happens when you repeatedly heat up granite and then plunged into cold water?
the granite will get hot from being heated repeatedly and you will get cold from plunging into cold water. not sure why you you want to do either.
Why does your skin burn when it is under hot water after being in the cold?
Evaporation is an endothermic process, absorb heat.
Why does Hot water extinguishes fire more effectively than cold water?
Hot Water extinguishes more effectively than cold water as it has a higher specific heat capacity than cold water.
Why does heat dissolve in water?
Hot water merges with the cold water, and any heat is dissipated.
When you dip your hand in cold water you feel it cold. Can you name the mode of heat transfer and its direction?
This type of heat transfer is called conduction. The transfer is from the warm hand to cool water.
If you heat the water at 7 degree Celsius when you insert your finger into the water will the water be hot or cold?
cold
Does convection transfer heat?
Think of a pot of boiling water. The burner makes the heat, the heat rises, and the cold water replaces it, then the cold water gets hotter and rises. It's a cycle
How does convection transfer heat?
Think of a pot of boiling water. The burner makes the heat, the heat rises, and the cold water replaces it, then the cold water gets hotter and rises. It's a cycle
When you dip your hand in cold water you feel it cold can you name mode of heat transfer and its direction?
When you dip your hand in cold water you feel it cold. Can you name the mode of heat transfer and its direction?
How does heat transfer through convection?
Think of a pot of boiling water. The burner makes the heat, the heat rises, and the cold water replaces it, then the cold water gets hotter and rises. It's a cycle
Why does cold water warm up when added to hot water?
Heat energy is transferred from the hot water to the cold.
